public IList<Core.Business.Books> GetAllBooks()
{
IList<Core.Business.Books> bookslist = new List<Core.Business.Books>();
SqlServerUtility sql = new SqlServerUtility();
SqlDataReader reader = sql.ExecuteSqlReader(SqlGetAllBooks);
if(reader != null)
{
while(reader.Read())
{
Core.Business.Books books = new Core.Business.Books();
if (!reader.IsDBNull(0)) books.Id = reader.GetInt32(0);
if (!reader.IsDBNull(1)) books.PulishTime = reader.GetDateTime(1);
if (!reader.IsDBNull(2)) books.Price = reader.GetDouble(2);
if (!reader.IsDBNull(3)) books.Name = reader.GetString(3);
if (!reader.IsDBNull(4)) books.Press = reader.GetString(4);
if (!reader.IsDBNull(5)) books.Author = reader.GetString(5);
if (!reader.IsDBNull(6)) books.Version = reader.GetString(6);
if (!reader.IsDBNull(7)) books.Type = reader.GetString(7);
books.MarkOld();
bookslist.Add(books);
}
reader.Close();
}
return bookslist;
}
public Core.Business.Books Select(int id)
{
SqlServerUtility sql = new SqlServerUtility();
sql.AddParameter("@ID", SqlDbType.Int, id);
SqlDataReader reader = sql.ExecuteSqlReader(SqlSelectBooks);
if (reader != null && !reader.IsClosed && reader.Read())
{
Core.Business.Books books = new Core.Business.Books();
if (!reader.IsDBNull(0)) books.Id = reader.GetInt32(0);
if (!reader.IsDBNull(1)) books.PulishTime = reader.GetDateTime(1);
if (!reader.IsDBNull(2)) books.Price = reader.GetDouble(2);
if (!reader.IsDBNull(3)) books.Name = reader.GetString(3);
if (!reader.IsDBNull(4)) books.Press = reader.GetString(4);
if (!reader.IsDBNull(5)) books.Author = reader.GetString(5);
if (!reader.IsDBNull(6)) books.Version = reader.GetString(6);
if (!reader.IsDBNull(7)) books.Type = reader.GetString(7);
reader.Close();
return books;
}
else
{
if (reader != null && !reader.IsClosed)
reader.Close();
return null;
}
}
